Home / 11,519.04-15,896.79-6,483.59

Finding the Fourth Proportional to 11,519.04, 15,896.79 and 6,483.59

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Solution

The fourth proportional to 11,519.04, 15,896.79 and 6,483.59 is: 8,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.04 : 15,896.79 = 6,483.59 : x
  2. Step 2: Convert to fraction form
    11,519.04/15,896.79 = 6,483.59/x
  3. Step 3: Cross multiply
    11,519.04x = 15,896.79 × 6,483.59
  4. Step 4: Simplify right side
    11,519.04x = 103,068,248.81
  5. Step 5: Solve for x
    x = 103,068,248.81/11,519.04
  6. Step 6: Final answer
    x = 8,947.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.